MFC中使用mschart图表控件划直线，以及其中的一些属性设置-Chart control in MFC using mschart draw a straight line, as well as some property settings

基于MFC实现在用户窗口中绘制扇形图线，以鼠标down为原点，移动鼠标直到图形满意为止-Draw a pie chart based on MFC to achieve line in the user window, the mouse down as the origin, move the mouse until the graphics are satisfied